Fireplace heat amplifier



FIG. 1 is a front elevational view of a design for fireplace heat amplifier showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof; and

FIG. 7 is a front elevational view thereof.

The fragmentary broken line representation of a fireplace with a fire therein in FIG. 1 is for purposes of illustration only. 

The ornamental design for a fireplace heat amplifier, as shown and described. 